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Stamp Duty Calculator

Model UK SDLT before you exchange.

Second-home surcharge, first-time buyer relief, non-resident 2% surcharge, calculated to the band. 2025-26 rates for England and Northern Ireland.

Purchase details

Buyer status

Total stamp duty payable

£20,000

£0 – £125,000 at 5%£6,250
£125,000 – £250,000 at 7%£8,750
£250,000 – £925,000 at 10%£5,000
Effective rate6.67%

England & Northern Ireland SDLT only. Scotland (LBTT) and Wales (LTT) operate on separate rate bands. Multiple Dwellings Relief not applied. This is a guide, confirm with your solicitor before exchange.

What you need to know

Four SDLT rules every investor trips on

Second-home surcharge

5% added to each SDLT band for BTL, second homes and company purchases (on purchases of £40,000 or more). The single biggest line item on most investment purchases.

First-time buyer relief

No SDLT on first £300,000, 5% on £300-500k, no relief above £500,000. Must be genuinely your first property, worldwide.

Non-resident surcharge

2% additional on top of standard rates for buyers not UK-resident in the 12 months before purchase. Refundable if you become UK-resident within 12 months of completion.

Multiple Dwellings Relief

Abolished June 2024. Previously a major planning tool for portfolio purchases. Now only certain qualifying 6+ unit acquisitions qualify for non-residential rates.

Frequently asked

UK stamp duty FAQ

The 5% additional rate (raised from 3% on 31 October 2024) applies to every band of SDLT when you buy a second residential property, a buy-to-let, or a property through a limited company, on purchases of £40,000 or more. It applies on top of standard rates. For example, a £200,000 BTL pays 5% on the first £125,000 (£6,250) and 7% on the £125,000-£200,000 portion (£5,250), £11,500 in total. There is no exemption for a first BTL investment by an individual who already owns their home.

Next Step

Need bespoke SDLT advice?

Limited-company structuring, multi-dwelling rules, non-resident refunds, we work with specialist property tax accountants. Book a call for an introduction.

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